ISSUE #438

22nd of December 2024

Announcements

klibs.io
JetBrains has introduced the alpha version of klibs.io – a web service that speeds up and simplifies discovering KMP libraries that best meet your specific needs.
klibs.io

Dokka 2.0 has been released
Dokka 2.0.0 has been released, with a focus on simplifying configuration and preparing for support of future Kotlin language features. Check out all the goodies in this link.
github.com

Koin IDE Plugin: A Koin Configuration Tree
Kotzilla announces the Koin IDE Plugin, launching in Q1 2025, featuring a configuration tree view and real-time dependency validation.
blog.kotzilla.io

Articles

Reverse-Engineering the Compose Compiler Plugin: Intercepting the Frontend
Amanda Hinchman explains how Jetpack Compose's compiler plugin intercepts Kotlin's frontend and backend to enable a seamless Composable function integration.
hinchman-amanda.medium.com

4 useful tips for Compose Kotlin Multiplatform (KMP)
This article showcases 4 practical tips for Compose Multiplatform: previews, BackHandler, test mocking, and UI testing strategies for smoother KMP development.
medium.com

Naming is Hard
Romain Guy demonstrates how field names and types in Android's ART can unexpectedly impact performance due to memory layout and cache alignment.
www.romainguy.dev

Mastering kotlinx.serialization: Advanced Techniques and Tricks
Pierre Roy released an article explaining some advanced tricks you can use for kotlinx.serialization for serializing complex structures into JSON.
ayfri.com

What does it mean to be a better Java? (Part 3)
This article discusses Kotlin's features in relation to Java's best practices, focusing on software architecture, immutability, inheritance, and interface design, as per Effective Java.
ivan.canet.dev

Google Sign in — Kotlin / JS
In this article, learn from a step-by-step guide on implementing Google Sign-In in a Kotlin Multiplatform project using Firebase, overcoming the challenges of fragmented documentation.
medium.com

Is reflection slowing down your code?
Marcin Moskala argues that while reflection is slower than regular function calls, its performance is comparable to synchronization and significantly faster than logging or network requests.
kt.academy

Android

LLM Based Android UI Testing – “Journeys with Gemini”
Sam Edwards introduces Google’s 'Journeys with Gemini,' an LLM-driven Android UI testing tool with human-readable steps and IDE integration, likely coming in 2025.
handstandsam.com

Videos

Multi-dollar String Interpolation in Kotlin
In this video, Pamela Hill teaches about how JetBrains is adding more flexibility to it with multi-dollar string interpolation.
www.youtube.com

What IntelliJ isn't telling you - the Truth about Test Speed
Duncan McGregor investigates inaccuracies in test duration reporting by IntelliJ, revealing that the reported times for individual tests and suites may be misleading.
www.youtube.com

Kotlin 2.1 - Pattern Guards, Swift Export, and More! - TypeAlias Show #4
This new episode by Dave Leeds covers Kotlin 2.1's new features like pattern guards, an early look at direct Swift export, and community discussions on Kotlin and Android updates.
www.youtube.com

Libraries

KMCP - Kotlin Multiplatform MCP framework
KMCP is a compiler-driven Model Context Protocol framework that lets you build MCP apps for Kotlin Multiplatform targets.
github.com

Contribute

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Kotlin Weekly - Kotlin Weekly #438

ISSUE #438

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